にすぎない => Only A; No more than A N2
(Not)only, (Not) even
~ます/~ません => Polite, present form N5
Verb suffixes
すぎる => A is done too much, Too much A; A is excessive N4
Secondary Verb
ずにはすまない/ないではすまない => A must be done N1
Potential, Possibility
ござる/ございます => Have~ N4
Honorifics
させて[頂「いただ」]きます/させてもらいます => Allow me to A N1
Miscellaneous
てしまう => Did something N4
Secondary Verb
うと~まいと,うが~まいが => Whether or not A (is/occurs) N1
Based/focused/depending on
でござる/でございます => By, with… N4
Honorifics
ずにすませる => Get something done without doing A N1
Miscellaneous
かぎり/ないかぎり => While A is the case/still true N2
Conditional, While
かぎりだ => Very A N1
Degree/ Level/Amount